Oppdal is situated in central Norway south of Trondheim city at the intersection of two national roads Europe Road 6 (north-south) and National Road Riksvei 70 (east-west) . It is one of Norway's largest municipalities with vast mountain areas.

Oppdal is at a cross joint of national roads. E6 (Europe Road no. 6) runs from South to North through the center of Oppdal. National Road no. 70 (Riksvei 70) comes from Kristiansund in the west of Norway and adjoins E6 here.